Kirsty Gallacher / Goldilocks
Ozzy Rezat / Ozzy
Craig Phillips / Self
Ben Shephard / Carol Singer #1
Jenni Falconer / Carol Singer #2
Jack Osbourne / Self (as The Osbournes)
Ozzy Osbourne / Self (as The Osbournes)
Sharon Osbourne / Self (as The Osbournes)
Terry Longden / Self (as The Osbournes)
Dermot O'Leary / Self - Presenter (uncredited)

Joshua Smyth / Dicey
Sean Ronan / Thomas
Zena Donnelly / Whitney
Aoife Hughes / Cuckoo
Amy Dunne / Cutie Pie
Zara Burney Keatings / Snowball
Kevin McAleer / Proinsias
Philip Rafferty / Coach
Alan McKee / Mick
Ivan Little / Speaker
Eric Millar / Norman
Cheryl O'Dwyer / Nellie
Wilson Archer / Motorbiker
Timothy Fergusson / McKerrod's Guard
Ian McCullough / McKerrod's Guard
Matthew Nesbitt / Stormont Security Guard
Vicky Blades / Proinsias's Wife
Syd Ralph / Angina
Terry Bamber / Mervyn
Emily Marrion / Baby Noelle
Sienna Doherty / Noelle Aged 2
Eva McLean / Noelle Aged 4
Jessica Gault / Noelle Aged 6
Joan Burney Keatings / Miss Burney
Ronald Burney / McKerrod's Driver
Clare Blankley / Junior's driver
Marie Campbell / Barmaid
Jonathan Keatings / Stormont Security Guard
Robin McFarland / Surveyor
Brian Livingstone / Surveyor
Gillian Doogan / Dance Teacher
Kylie Minogue / Self
Julian Fellowes / Self
Paula Malcomson / Self
Dermot O'Leary / Self
Ross King / Self
Marc Mallett / Self
Pierce Brosnan / Mr. Shepherd
Suranne Jones / Miss Darcy
Shauna Shivers McAtamney / Mr. Shepherd's Assistant
Scott Mulligan / Football Extra (credit only)
Liam Neeson / Narrator /  Radio DJ (voice)
Frank Cannon / Factory Worker
James Hegarty / Child with bike
Marion McDowell / Factory Worker

Kuhu Agarwal / Nisha
Sienna Sayer / Charlie
Rhys Darby / Mr. McNutt
Lolly Adefope / Mrs. McNutt
Bronte Smith / Eve
Sindhu Vee / Mrs. Mulji
Katherine Parkinson / Mrs. Forrest
Rosie Cavaliero / Mrs. Beccles
Alex Macqueen / Mr. Forrest
Andy Nyman / Mr. Beccles
Deborah Findlay / Mrs. Horton
Alicia Davies / Weather Person
Paul Kaye / Yirrell
Isabella Hopkins / Additional Voice
Simon Otto / Additional Voice
Jordan North / Additional Voice
Dermot O'Leary / Additional Voice
Luke Jameson / Additional Voice
Mary Moss / Additional Voice